Feed. Edible materials which are consumed by livestock for their nutritional value. Feed may be concentrates or roughages (hay, silage, fodder). The term, feed, encompasses all agricultural commodities, including pasture ingested by livestock for nutritional purposes.
7 CFR § 205.2
Accreditation. A determination made by the Secretary that authorizes a private, foreign, or State entity to conduct certification activities as a certifying agent under this part.